#A1B120 Magnetic Circuit Protector | Circuit Breakers

A1B120

Circuit Breaker

NSN 5925-00-973-0776

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
009730776

Technical Specifications of NSN

Body Style:
Single pole type
Body Length:
6.000 inches
Body Width:
7.500 inches
Body Height:
2.312 inches
Case Material:
Plastic
Fragility Factor:
Moderately rugged
Boss Height:
0.156 inches
Pole Quantity:
1
Arc Quenching Method:
Magnetic blowout
Mounting Facility Type And Quantity:
2 terminal
Storage Type:
General purpose warehouse
Maximum Continuous Load Current Rating Per Pole:
20.0 amperes ac single location and 20.0 amperes dc single location
Operating Voltage Type And Rating Per Pole In Volts:
240.0 ac single location and 250.0 dc single location
Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps:
7500.0 ac single location and 7500.0 dc single location
Circuit Protection Type:
Overcurrent single location
Trip Release Method:
Magnetic single location
Trip Release Characteristic:
Time delay single location
Ultimate Trip Rating Of Continuous Current Rating Per Pole In Percent:
125.0 single location
Reset Method:
Manual
Main Contact Tripping Mechanism Type:
Trip free
Manual Actuator Type And Quantity:
1 toggle
Actuator Function:
Trip-reset
Actuator Position Designation:
At pole one
Internal Trip Release Configuration:
Series trip single location
Trip Delay Time In Seconds Per Rated Continuous Current:
7.000 at 300 pct single location and 10.000 at 300 pct single location
Inclosure Protection Type For Which Designed:
General purpose
Frequency In Hertz:
60.0 single location
Terminal Type And Quantity:
1 clip and 1 compression
NSN:
5925-00-973-0776
Item Name:
Magnetic Circuit Protector
Cage Code:
56302

Other Related Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
A1B120
Cage Code:
63637
RNCC:
3
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Circuit Breakers
--------- Circuit Breakers
------------ P/N A1B120

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Last Updated: 08/12/2025